| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.07 | 3.11 | -0.04 |
| Feb | 2.73 | 2.76 | -0.03 |
| Mar | 3.78 | 3.84 | -0.06 |
| Apr | 3.29 | 3.21 | 0.08 |
| May | 3.86 | 4.02 | -0.16 |
| Jun | 4.35 | 4.33 | 0.02 |
| Jul | 4.52 | 4.44 | 0.08 |
| Aug | 4.42 | 4.50 | -0.08 |
| Sep | 4.31 | 4.35 | -0.04 |
| Oct | 3.92 | 3.93 | -0.01 |
| Nov | 3.16 | 3.14 | 0.02 |
| Dec | 3.60 | 3.60 | 0.00 |
45.01 | 45.23 | -0.22 |